Class system for Javascript supporting private, protected and public scopes, multiple inheritance and class packages
https://github.com/JoseBarrios/extends-multiple
Lightweight debugging utility for Node.js and the browser
Lodash modular utilities.
React is a JavaScript library for building user interfaces.
A querystring parser that supports nesting and arrays, with a depth limit
Higher-order functions and common patterns for asynchronous code
Babel compiler core.